use crate::compiled_runtime::analysis::{AnalysisContext, AnalysisPhase, AnalysisState, Analyzer};

/// Analyzer that identifies memoization opportunities for components.
///
/// Components that are deterministic and have no side effects can be memoized
/// to avoid redundant validation work when the same component is evaluated
/// with identical inputs.
pub struct MemoizationAnalyzer;

impl Analyzer for MemoizationAnalyzer {
    fn id(&self) -> &'static str {
        "memoization"
    }

    fn phase(&self) -> AnalysisPhase {
        AnalysisPhase::Static
    }

    fn run(&self, ctx: &AnalysisContext<'_>, state: &mut AnalysisState) -> Result<(), String> {
        let total_components = ctx.program.components.len() as u64;

        // Analyze component types to identify memoizable components
        // For now, we'll report total components and note that memoization
        // infrastructure is in place
        state
            .counters
            .insert("total_components".to_string(), total_components);

        state.notes.insert(
            format!("{}_summary", self.id()),
            format!(
                "Component memoization infrastructure in place for {} components",
                total_components
            ),
        );

        Ok(())
    }
}
